02(x+50)-6=0.4(3x+20)

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Solution for 02(x+50)-6=0.4(3x+20) equation:


Simplifying
2(x + 50) + -6 = 0.4(3x + 20)

Reorder the terms:
2(50 + x) + -6 = 0.4(3x + 20)
(50 * 2 + x * 2) + -6 = 0.4(3x + 20)
(100 + 2x) + -6 = 0.4(3x + 20)

Reorder the terms:
100 + -6 + 2x = 0.4(3x + 20)

Combine like terms: 100 + -6 = 94
94 + 2x = 0.4(3x + 20)

Reorder the terms:
94 + 2x = 0.4(20 + 3x)
94 + 2x = (20 * 0.4 + 3x * 0.4)
94 + 2x = (8 + 1.2x)

Solving
94 + 2x = 8 + 1.2x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1.2x' to each side of the equation.
94 + 2x + -1.2x = 8 + 1.2x + -1.2x

Combine like terms: 2x + -1.2x = 0.8x
94 + 0.8x = 8 + 1.2x + -1.2x

Combine like terms: 1.2x + -1.2x = 0.0
94 + 0.8x = 8 + 0.0
94 + 0.8x = 8

Add '-94' to each side of the equation.
94 + -94 + 0.8x = 8 + -94

Combine like terms: 94 + -94 = 0
0 + 0.8x = 8 + -94
0.8x = 8 + -94

Combine like terms: 8 + -94 = -86
0.8x = -86

Divide each side by '0.8'.
x = -107.5

Simplifying
x = -107.5

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